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Results of Testing the Adhesive Properties of the Sheathing Membrane

Property

Unit

Requirement

Result

Tensile strength

N/mm

≥ 3.5

Pass (3.94)

Breaking force

N

≥ 180 MDFootnote (1)

Pass (269)

≥ 160 XDFootnote (1)

Pass (244)

Water vapour permeance (WVP)

ng/(Pa·s·m2)

≥ 170

Pass (208.6)

Water ponding (original)

No leakage

Pass

Tensile strength after UV exposure (% retention of the original)

%

≥ 90

Pass (94.7)

Tensile strength after UV exposure and heat aging (% retention of original)

%

≥ 85

Pass (97.7)

Water vapour permeance after UV exposure and heat aging

ng/(Pa·s·m2)

≥ 170

Pass (228.3)

Water ponding after UV exposure and heat aging

No leakage

Pass

Results of Testing the Insulating Fibreboard Requirements of the Product

Property

Unit

Requirement

Result

Thickness

%

± 9

Pass (2.4)

Dimensional length

mm/mm

(+0, −5)

Pass (−2)

Width

mm/mm

(+0, −5)

Pass (−3.4)

Transverse load

N

≥ 62

Pass (80)

Water absorption by volume

%

≤ 7.0

Pass (3.4)

Tensile strength

KPa

≥ 1 000

Pass (2 989)

Linear expansion

%

≤ 0.5

Pass (0.22)

Thermal conductivity (25-mm-thick product)

m2·°K/W

≥ 0.410

Pass (0.53)

Water vapour permeance

ng/(Pa·s·m2)

≥ 287

Pass (2 015)

Results of Testing the Requirements of Water Vapor Permeance of the Product

Property

Unit

Requirement

Result

Water vapour permeance with NBC-required directionalityFootnote (1)

ng/(Pa·s·m2)

≥ 170

Pass (199.6)